查询词典 sensor

A method is provided for panoramic video stabilization by using an angle sensor, which comprises the following steps of (1) obtaining an initial rotation angle by using the collecting unit of the angle sensor before video capturing;(2) allowing the angle sensor to work synchronously with a video capturing device, and obtaining the rotation angle data of each frame of captured panoramic video;(3) if the video capturing device jitters or rotates, calculating the difference between the rotation angle of the current video frame and the initial rotation angle;(4) correcting the current video frame by using the calculated difference in rotation angle, thereby implementing the video stabilization of the panoramic video capturing device.

一种利用角度传感器纠正全景视频采集抖动的方法，其步骤为：(1)在视频采集前，先使用角度信息采集单元获取一个初始旋转角度信息；(2)在视频采集过程中，角度传感器与视频采集装置同步运动，每采一帧全景视频都获取所采这帧的旋转角度信息；(3)如果全景视频采集设备发生抖动或旋转，计算出当前所采的视频帧的旋转角度信息与初始旋转角度信息的差值；(4)利用这个旋转角度信息的差值对当前所采的视频帧进行纠正，实现全景视频采集设备视频抖动的处理。

A grain-state detecting system based on wireless sensor network relates to the application of wireless network, and several sensor nodes are berried in the granary to form the cubic monitor network; coordinating node is mounted in every granary, located in outer of granary; at least one relay network consisting of relay nodes is designed according to the granary, and the position of relay nodes are fixed; information sink node and terminal sever are configured separately, located in control room; the coordinating nodes gather the information collected by several sensor nodes, and send it to the terminal sever by the relay network and information node consisting of relay nodes, the software in terminal sever processes the information, and sends commands to coordinating node to realize the network management for granary.

一种基于无线传感器网络的粮情测控系统，涉及无线网络应用技术，其多数个传感节点有规律的埋入粮仓的粮食中，构成立体监测网络；协调节点每个粮仓设置一个，位于粮仓外部；至少由一个中继节点组成的中继网络是根据粮库的具体情况设计的，每个中继节点的位置固定；信宿节点和终端服务器一对一配置，位于控制室；协调节点汇聚本粮仓多数个传感节点采集的信息，通过中继节点组成的中继网络和信宿节点发送至终端服务器，由终端服务器预装的软件根据信息进行实时处理，发布指令给协调节点，实现粮储工作的网络化管理。

Retroreflector array is used as pseudo phase conjugator in the system. The fidelity of the conjugate wave and matching problem of the retroreflector array and Hartmann-Shack wavefront sensor is discussed. Several data fusion methods are presented in order to having two Hartmann-Shack wavefront sensors control one set of wavefront corrector. The misalignment errors of Hartmann-Shack wavefront sensor and arrangement errors of wavefront sensor and deformable mirror are analyzed. At the same time, numerical work based on the data of practically system, such as 61 element AO system, are done corresponding to the problem respectively and the results are given.The system of CP/CM AO is setup to fulfill all the functions.

针对不同的应用环境，提出了四种CP／CM衍生光路；进行了关键器件——角反射器阵列的保真度分析，给出了角反射器阵列作为伪相位共轭器件，与哈特曼—夏克波前传感器的匹配条件，认为角反射器阵列的布局要与哈特曼波前传感器的微透镜阵列布局完全对应，才能达到最优探测效果；提出了四种双哈特曼传感器控制一套波前校正器的数据融合方式，并逐一进行了分析，认为加修正因子斜率融合和电压融合方式在目前工程中是适用的，并进行了相应的数值模拟；给出了哈特曼传感器自身的调整误差分析过程，得到了误差可通过常规标定消除的判断依据；通过数值计算，得到了常规自适应光学系统和CP／CM系统哈特曼传感器和变形镜的对准误差对系统性能的影响，给出了两种系统对于不同对准误差情况下校正效果的变化情况和相应系统容限；以37单元自适应光学系统为基础，搭建了CP／CM自适应光学系统光路，并完成了系列CP／CM功能实现实验，运用双哈特曼传感器数据融合，成功实现了CP／CM自适应光学系统的闭环实验。

The flow rate has a significant effect on the sensor placed countercurrently and has little effect on the sensor placed concurrently.So the sensor should be placed concurrently in application to decrease the effect of flow rate.

流速对逆水流方向传感器的影响大于顺水流方向，因此实际应用时传感器应顺水流方向放置，以减小流速的影响。

The furnace body is made ф2200×1500 the outer covering main body by the 12mm steel plate, lower part the furnace body 45° the installment has the sensor, the sensor orientation silicon steel plate is made the weight 2 ton induction iron cores by Wuhan Steel Corporation Silicon steel plate Factory production top gear's W-151 the cold rolling 0.35m/m, primary is made the water cooling coil by 10×10×2 the copper pipe, and installs the stainless steel water cooling restricting, the power frequency has the core smelting furnace's metal melt fluid namely for the sensor sencondary coil, the entire electric stove is a transformer actually, the necessary 6 grades from the pair regulating transformer, shift gears by the electricity cabinet control, the voltage may from low to high, divide 6 promotions to arrive at 380V, each grade of voltages are different, the output is also different, the furnace temperature along with the files position is also different, but the height is different, adapts smelts colored or the black and so on melting point different metals, and may make the new furnace lining to smelt diamantine drying furnace fireproof.

炉体由12mm钢板制成Ф2200×1500外壳主体，炉体下部45°安装有感应器，感应器由武钢硅钢片厂生产的最高档的W-151冷轧0.35m/m取向硅钢片制成重2吨感应铁心，初级由10×10×2铜管制成水冷线圈，并安装不锈钢水冷保护套，工频有芯熔炼炉的金属熔液即为感应器的次级线圈，整个电炉实际就是一个变压器，配套一台6档的自耦调压变压器，由电柜控制换档，电压可由低到高，分6级升到380V，每档电压不同，输出功率也不同，炉温也随档位不同而高低不同，以适应熔炼有色或黑色等熔点不同的金属，并可作新炉衬耐火冶金砂烘炉之用。

The furnace body is made ф2200×1500 theouter covering main body by the 12mm steel plate, lower part the furnace body 45° the installment has the sensor, the sensor orientation silicon steel plate is made the weight 2 ton induction iron cores by Wuhan Steel Corporation Silicon steel plate Factory production top gear's W-151 the cold rolling0.35m/m, primary is made the water cooling coil by 10×10×2 the copper pipe, and installs the stainless steel water cooling restricting, the power frequency has the core smelting furnace's metal melt fluid namely for the sensor sencondary coil, the entire electric stove is a transformer actually, thenecessary 6 grades from the pair regulating transformer, shift gears by the electricity cabinet control, the voltage may from low to high, divide 6 promotions to arrive at 380V, each grade of voltages are different, the output is also different, the furnace temperature along with the files position isalso different, but the height is different, adapts smelts colored or the black and so on melting point different metals, and may make the new furnace lining to smelt diamantine drying furnace fireproof.

炉体由12mm钢板制成Ф2200×1500外壳主体，炉体下部45°安装有感应器，感应器由武钢硅钢片厂生产的最高档的W-151冷轧0.35m/m取向硅钢片制成重2吨感应铁心，初级由10×10×2铜管制成水冷线圈，并安装不锈钢水冷保护套，工频有芯熔炼炉的金属熔液即为感应器的次级线圈，整个电炉实际就是一个变压器，配套一台6档的自耦调压变压器，由电柜控制换档，电压可由低到高，分6级升到380V，每档电压不同，输出功率也不同，炉温也随档位不同而高低不同，以适应熔炼有色或黑色等熔点不同的金属，并可作新炉衬耐火冶金砂烘炉之用。

In the field of spaceborne remote sensing, a geometric collinearity equation of pushbroom sensor with the Kepler parameters of the satellite orbit and the attitudes of sensor has been developed. Testing the sensor model on a SPOT-5 imagery, the planimetric accuracy of object positioning is 83.392m on the ground. According to the orbital dynamical model and the kinematics model of satellite attitude, an algorithm of extrapolative location is developed. Testing the algorithm on CBERS-2 high resolution satellite imageries of central China, when the depth of extrapolation is 300km, the planimetric precision is 53.555m including the measurement errors as well as the modeling error over than the 568m which is the planimetric precision of systematic rectification.

航天遥感方面，利用6个卫星轨道开普勒参数和3个传感器姿态建立了推扫式卫星遥感影像的严格构像方程，经对一景SPOT-5影像实施无地面控制对地目标定位获得了83.392m的平面精度；根据遥感卫星的运动规律，提出了卫星轨道参数、传感器姿态和扫描侧视角的外推算法，用于资源二号卫星影像的外推对地目标定位，当外推深度达300km时，目标定位精度不低于50m。

IPv6 routing algorithms in wireless sensor networks In wireless communication, energy consumption grows exponentially with the incensement of distance. Sensor nodes are usually equipped with limited energy and wireless sensor network coverage is usually very large.

3无线传感器网络中基于IPv6的路由算法无线通信的能量消耗随距离的增加而指数级增长，考虑到传感器节点的能量限制和网络覆盖区域大，无线传感器网络采用多跳路由的传输机制。

IPv6 routing algorithms in wireless sensor networksIn wireless communication, energy consumption grows exponentially with the incensement of distance. Sensor nodes are usually equipped with limited energy and wireless sensor network coverage is usually very large.

3无线传感器网络中基于IPv6的路由算法无线通信的能量消耗随距离的增加而指数级增长，考虑到传感器节点的能量限制和网络覆盖区域大，无线传感器网络采用多跳路由的传输机制。

Rotate speed of 1 hydraulic turbine group measures a principle measurement unit of group rotate speed is like this hydraulic turbine graph 1 place is shown, it is comprised by sensor of 65 micro computer instrument, among them 64 sensor distributing to go up in 4 symmetrical runner shaft, the 65th sensor is in axial center nodical.

该水轮机组转速测量安装如图1所示，它由六十五个微型机械传感器组成，其中六十四个传感器漫衍在对称的四个转轴上，第六十五个传感器在轴的中心交点。

For the head-teacher of the class said that I had seriously broken the school rules,which led me to a three-day suspend class.

为什么呢？因为我的班主任说我严重的违反了校规，于是让我停课三天。

Many of them believe that the conversion of thousands of working-class folk in England spared that nation from the mass carnage and the tyranny that came with the revolution in France.

他们之中有许多人相信，在英国数以千计的劳工阶级之悔改信主使英国免於遭受如法国大革命所造成的大屠杀和专制暴政。